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78                    LECTURES AND ESSAYS

important point is that science, though ap-
parently transformed into pure knowledge, has
yet never lost its character of being a craft;
and that it is not the knowledge itself which
can rightly be called science, but a special way
of getting and of using knowledge. Namely,
science is the getting of knowledge from experi-
ence on the assumption of uniformity in nature,
and the use of such knowledge to guide the
actions of men. And the most abstract state-
ments or propositions in science are to be re-
garded as bundles of hypothetical maxims
packed into a portable shape and size. Every
scientific fact is a shorthand expression for a
vast number of practical directions: if you
want so-and-so, do so-and-so.

If with this meaning of the word " Science,"
there is such a thing as a scientific basis of
Morals, it must be true that,

1,  The maxims of Ethic are hypothetical

2,  Derived from experience

3,  On the assumption of uniformity in nature.
These propositions  I shall now endeavour to
prove; and in conclusion, I shall indicate the
direction in which we may look for those general
statements   of   fact   whose   organisation   will
complete the likeness of ethical  and physical